MAC address 04:7B:43:A (RUBISEC CORPORATION)

MAC address prefix 04:7B:43:A is registered to RUBISEC CORPORATION, located at Harju maakond, Kesklinna linnaosa, Viru väljak 2, Tallinn, Estonia, Tallinn 10111, EE. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 06 November 2026, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
04:7B:43:A
Registrant / Organization
RUBISEC CORPORATION
Registry Chronology
Initial registration: 06 November 2026
Assignment Classification
MA-M

(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)

Registered Location

MAC Address Vendor Country Estonia (EE) map
Country: Estonia (EE)
Headquarters Registered Facility 🇪🇪 EE
Harju maakond
Kesklinna linnaosa
Viru väljak 2
Tallinn
Estonia
Tallinn 10111
EE.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/047b43a -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "047B43A",
  "company": "RUBISEC CORPORATION",
  "address": "Harju maakond, Kesklinna linnaosa, Viru väljak 2, Tallinn, Estonia, Tallinn  10111, EE",
  "country": "EE",
  "blockStart": "047B43A00000",
  "blockEnd": "047B43AFFFFF",
  "blockSize": 1048575,
  "blockType": "MA-M",
  "updated": "2026-11-06",
  "isRand": false,
  "isPrivate": false
}